Environmental Sample

COGIS - Environmental Sample Site Information

#418146 Information

Sample Site ID	418146
FacilityType	OG	Proj Number
County	WELD - 123	Location	SENW 31 5N65W
Elevation	4658	Lat/Long	40.356137/-104.707786
DWR Receipt #		WellDepth

Related Facility/Well
API Number:	05-123-31835	Well Name:	MAIN Y3 6-8-31
Well Status:	PA	Operator Name:	EXTRACTION OIL & GAS INC
Location:	SENW 31 5N 65W

CECMC Water Quality Database Disclaimer
The analytical data And other information In this database are a compilation Of data collected by CECMC staff, Data submitted To CECMC from a variety Of third parties, And historical data. All analytical data collected by Or submitted To the CECMC Is Public information And CECMC posts the data To this database As a Public service. The data Is provided For informational purposes only. CECMC does Not conduct a detailed review Of quality control/quality assurance protocols, chain Of custody procedures, Or field Or laboratory methodologies On data received from third parties. The level Of review performed On historical data Is unknown. CECMC does Not regularly perform formal data validation For any Of the data posted To this database. The CECMC makes no warranties Or representations Of any kind, express Or implied, regarding the quality, accuracy, reliability, merchantability, Or fitness For a particular purpose Of the data provided herein.

Sample(s)

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643714

611079

611078

625320

Sample ID: 643714 Sample Date: 10/14/2022 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 643714 Dolan Integration Group ID: DIG-029605
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1276	BTU/cuft
SOP	BUTANE	2.015	MOL %	0.005
SOP	C6+ (hexanes +)	0.533	MOL %	0.005
SOP	CARBON DIOXIDE	0.024	MOL %	0.005
SOP	DELTA 13C C1	-47.8	per mil
SOP	DELTA 13C C2	-31	per mil
SOP	DELTA 13C C3	-27.5	per mil
SOP	DELTA 13C nC4	-26.5	per mil
SOP	DELTA D C1	-231	per mil
SOP	ETHANE	10.261	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.045	MOL %	0.005
SOP	ISOBUTANE	0.995	MOL %	0.005
SOP	ISOPENTANE	0.641	MOL %	0.005
SOP	METHANE	77.348	MOL %	0.005
SOP	NITROGEN (N2)	1.886	MOL %	0.005
SOP	OXYGEN + ARGON	0.122	MOL %	0.005
SOP	PENTANE	0.599	MOL %	0.005
SOP	PROPANE	5.53	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.747	No Unit

Sample ID: 611079 Sample Date: 08/22/2019 Matrix: GAS Collection Point: Prd String Type: PRDG Lab: Dolan Integration Group

Sample Results for Sample # 611079 Dolan Integration Group ID: DIG-020237
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1097	BTU/cuft
SOP	BUTANE	1.12	MOL %	0.005
SOP	C6+ (hexanes +)	0.11	MOL %	0.005
SOP	CARBON DIOXIDE	2.44	MOL %	0.005
SOP	DELTA 13C C1	-38	per mil
SOP	DELTA 13C C2	-26.3	per mil
SOP	DELTA 13C C3	-24.9	per mil
SOP	DELTA 13C nC4	-25.4	per mil
SOP	DELTA D C1	-219	per mil
SOP	ETHANE	10.87	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	ND	MOL %	0.005	ND
SOP	ISOBUTANE	0.63	MOL %	0.005
SOP	ISOPENTANE	0.28	MOL %	0.005
SOP	METHANE	71.51	MOL %	0.005
SOP	NITROGEN (N2)	5.77	MOL %	0.005
SOP	OXYGEN + ARGON	3.1	MOL %	0.005
SOP	PENTANE	0.23	MOL %	0.005
SOP	PROPANE	3.94	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.747	No Unit

Sample ID: 611078 Sample Date: 08/22/2019 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 611078 Dolan Integration Group ID: DIG-020236
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1103	BTU/cuft
SOP	BUTANE	0.88	MOL %	0.005
SOP	C6+ (hexanes +)	0.2	MOL %	0.005
SOP	CARBON DIOXIDE	ND	MOL %	0.005	ND
SOP	DELTA 13C C1	-40.6	per mil
SOP	DELTA 13C C2	-28.9	per mil
SOP	DELTA 13C C3	-26.1	per mil
SOP	DELTA 13C nC4	-27.4	per mil
SOP	DELTA D C1	-229	per mil
SOP	ETHANE	8.11	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	0.03	MOL %	0.005
SOP	HYDROGEN	0.02	MOL %	0.005
SOP	ISOBUTANE	0.49	MOL %	0.005
SOP	ISOPENTANE	0.25	MOL %	0.005
SOP	METHANE	80.31	MOL %	0.005
SOP	NITROGEN (N2)	5.06	MOL %	0.005
SOP	OXYGEN + ARGON	1.45	MOL %	0.005
SOP	PENTANE	0.21	MOL %	0.005
SOP	PROPANE	3	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.685	No Unit

Sample ID: 625320 Sample Date: 06/08/2021 Matrix: GAS Collection Point: PRDC Type: BDH Lab: Dolan Integration Group

Sample Results for Sample # 625320 Dolan Integration Group ID: DIG-025557
Method Code	Param Description	Result Value	Units	Detection Limit	Qualifier
SOP	BRITISH THERMAL UNITS	1125	BTU/cuft
SOP	BUTANE	1.141	MOL %	0.005
SOP	C6+ (hexanes +)	0.149	MOL %	0.005
SOP	CARBON DIOXIDE	2.49	MOL %	0.005
SOP	DELTA 13C C1	-46.5	per mil
SOP	DELTA 13C C2	-30.1	per mil
SOP	DELTA 13C C3	-27	per mil
SOP	DELTA 13C CO2	3.2	per mil
SOP	DELTA 13C iC4	-29.8	per mil
SOP	DELTA 13C nC4	-26.7	per mil
SOP	Delta 13C nC5	-26.3	per mil
SOP	DELTA D C1	-228	per mil
SOP	ETHANE	9.744	MOL %	0.005
SOP	ETHENE	ND	MOL %	0.005	ND
SOP	Helium	ND	MOL %	0.005	ND
SOP	HYDROGEN	0.078	MOL %	0.005
SOP	ISOBUTANE	0.564	MOL %	0.005
SOP	ISOPENTANE	0.314	MOL %	0.005
SOP	METHANE	76.591	MOL %	0.005
SOP	NITROGEN (N2)	4.027	MOL %	0.005
SOP	OXYGEN + ARGON	0.994	MOL %	0.005
SOP	PENTANE	0.284	MOL %	0.005
SOP	PROPANE	3.625	MOL %	0.005
SOP	SPECIFIC GRAVITY	0.722	No Unit

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COGIS - Environmental Sample Site Information

Sample ID: 643714 Sample Date: 10/14/2022 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample ID: 611079 Sample Date: 08/22/2019 Matrix: GAS Collection Point: Prd String Type: PRDG Lab: Dolan Integration Group

Sample ID: 611078 Sample Date: 08/22/2019 Matrix: GAS Collection Point: BDH Type: BDH Lab: Dolan Integration Group

Sample ID: 625320 Sample Date: 06/08/2021 Matrix: GAS Collection Point: PRDC Type: BDH Lab: Dolan Integration Group